Trademark Search  /  CLEARSIGN

CLEARSIGN

○ Dead · Abandoned

U.S. federal trademark · Serial No. 77398540

Mark
CLEARSIGN
Status
Abandoned
Serial Number
77398540
Filing Date
February 15, 2008
Class(es)
Class 009, Class 011

Owners

ClearSign Combustion Corporation
03 · TUKWILA, WA, US
ClearSign Combustion Corporation
03 · Seattle, WA, US

Goods & Services

Electrical controllers for controlling electric fields in external combustion apparatuses; electrodes for applying electric fields in external combustion apparatuses; computer software that derives, optimizes, or generates waveforms for applying electric fields in external combustion apparatuses; voltage generators, electrodes, and control systems for applying electric fields within burners, boilers, and furnaces, all used as structural parts for burners, boilers, and furnaces; Pollution control systems sold as a unit, comprised of electrostatic precipitators, electrostatic classifiers or electrostatic recyclers, used for reducing particulate emission in industrial applications; fuel control and metering devices, namely, flow meters coupled to electric field control panels

burners, namely, gas burners, coal burners, wood burners, fluidized beds, primary burners, and secondary burners; boilers, namely, furnace boilers, heating boilers, fixed boilers, power generation boilers, ship's boilers, and process heat boilers; furnaces; structural parts for boilers and furnaces, namely, combustion systems for boilers and furnaces, comprised of one or more combustion reaction heat evolution means and one or more electrostatic field means

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.